annual = {
  '2010': [
    {coords: [1, 2]},
    {coords: [3, 4]}
  ],
  '2011': [
    {coords: [5, 6]},
    {coords: [7, 8]}
  ]
};

// Anuual data for heatmap.
annualHeatmap = {
  '2010': [
    new google.maps.LatLng(1,2),
    new google.maps.LatLng(3,4)
  ],
  '2011': [
    new google.maps.LatLng(5,6),
    new google.maps.LatLng(7,8)
  ]
};

voyages = [
  {
    id: 106,
    country: 6,
    path: [
      {
        time: "1750-01-01T13:00:00.000Z",
        lat: 44.32,
        lng: -10.98
      },{
        time: "1750-01-02T13:00:00.000Z",
        lat: 46.78,
        lng: -7.83
      }
    ]
  },{
    id: 102,
    country: 4,
    path: [
      {
        time: "1750-01-01T13:00:00.000Z",
        lat: 44.32,
        lng: -10.98
      },{
        time: "1750-01-02T13:00:00.000Z",
        lat: 46.78,
        lng: -7.83
      }
    ]
  }
];
